configure

这是leon3处理器的交叉编译链

  ac_cv_prog_RC="$RC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_RC="windres"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
RC="$ac_cv_prog_RC"
if test -n "$RC"; then
  echo "$ac_t""$RC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

fi

#--------------------------------------------------------------------
# Checks to see if the make progeam sets the $MAKE variable.
#--------------------------------------------------------------------

echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
echo "configure:912: checking whether ${MAKE-make} sets \${MAKE}" >&5
set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftestmake <<\EOF
all:
	@echo 'ac_maketemp="${MAKE}"'
EOF
# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
if test -n "$ac_maketemp"; then
  eval ac_cv_prog_make_${ac_make}_set=yes
else
  eval ac_cv_prog_make_${ac_make}_set=no
fi
rm -f conftestmake
fi
if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  SET_MAKE=
else
  echo "$ac_t""no" 1>&6
  SET_MAKE="MAKE=${MAKE-make}"
fi


#--------------------------------------------------------------------
# Perform additinal compiler tests.
#--------------------------------------------------------------------

echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6
echo "configure:944: checking for Cygwin environment" >&5
if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 949 "configure"
#include "confdefs.h"

int main() {

#ifndef __CYGWIN__
#define __CYGWIN__ __CYGWIN32__
#endif
return __CYGWIN__;
; return 0; }
EOF
if { (eval echo configure:960: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_cygwin=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_cygwin=no
fi
rm -f conftest*
rm -f conftest*
fi

echo "$ac_t""$ac_cv_cygwin" 1>&6
CYGWIN=
test "$ac_cv_cygwin" = yes && CYGWIN=yes

#if test "$ac_cv_cygwin" = "yes" ; then
#    AC_MSG_ERROR([Compiling with the Cygwin version of gcc is not supported.
#    Use the Mingw version of gcc from www.mingw.org instead.])
#fi


echo $ac_n "checking for SEH support in compiler""... $ac_c" 1>&6
echo "configure:984: checking for SEH support in compiler" >&5
if eval "test \"`echo '$''{'tcl_cv_seh'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$cross_compiling" = yes; then
  tcl_cv_seh=no
else
  cat > conftest.$ac_ext <<EOF
#line 992 "configure"
#include "confdefs.h"

#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#undef WIN32_LEAN_AND_MEAN

int main(int argc, char** argv) {
    int a, b = 0;
    __try {
        a = 666 / b;
    }
    __except (EXCEPTION_EXECUTE_HANDLER) {
        return 0;
    }
    return 1;
}

EOF
if { (eval echo configure:1011: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  tcl_cv_seh=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  tcl_cv_seh=no
fi
rm -fr conftest*
fi


fi

echo "$ac_t""$tcl_cv_seh" 1>&6
if test "$tcl_cv_seh" = "no" ; then
    cat >> confdefs.h <<\EOF
#define HAVE_NO_SEH 1
EOF

fi

#
# Check to see if the excpt.h include file provided contains the
# definition for EXCEPTION_DISPOSITION; if not, which is the case
# with Cygwin's version as of 2002-04-10, define it to be int, 
# sufficient for getting the current code to work.
#
echo $ac_n "checking for EXCEPTION_DISPOSITION support in include files""... $ac_c" 1>&6
echo "configure:1041: checking for EXCEPTION_DISPOSITION support in include files" >&5
if eval "test \"`echo '$''{'tcl_cv_eh_disposition'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1046 "configure"
#include "confdefs.h"

#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#undef WIN32_LEAN_AND_MEAN

int main() {

  EXCEPTION_DISPOSITION x;

; return 0; }
EOF
if { (eval echo configure:1059: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_cv_eh_disposition=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  tcl_cv_eh_disposition=no
fi
rm -f conftest*

fi

echo "$ac_t""$tcl_cv_eh_disposition" 1>&6
if test "$tcl_cv_eh_disposition" = "no" ; then
    cat >> confdefs.h <<\EOF
#define EXCEPTION_DISPOSITION int
EOF

fi

#--------------------------------------------------------------------
# Determines the correct binary file extension (.o, .obj, .exe etc.)
#--------------------------------------------------------------------

echo $ac_n "checking for object suffix""... $ac_c" 1>&6
echo "configure:1085: checking for object suffix" >&5
if eval "test \"`echo '$''{'ac_cv_objext'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  rm -f conftest*
echo 'int i = 1;' > conftest.$ac_ext
if { (eval echo configure:1091: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  for ac_file in conftest.*; do
    case $ac_file in
    *.c) ;;
    *) ac_cv_objext=`echo $ac_file | sed -e s/conftest.//` ;;
    esac
  done
else
  { echo "configure: error: installation or configuration problem; compiler does not work" 1>&2; exit 1; }
fi
rm -f conftest*
fi

echo "$ac_t""$ac_cv_objext" 1>&6
OBJEXT=$ac_cv_objext
ac_objext=$ac_cv_objext

echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6
echo "configure:1109: checking for mingw32 environment" >&5
if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1114 "configure"
#include "confdefs.h"

int main() {
return __MINGW32__;
; return 0; }
EOF
if { (eval echo configure:1121: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_mingw32=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_mingw32=no
fi
rm -f conftest*
rm -f conftest*
fi

echo "$ac_t""$ac_cv_mingw32" 1>&6
MINGW32=
test "$ac_cv_mingw32" = yes && MINGW32=yes


echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
echo "configure:1140: checking for executable suffix" >&5
if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$CYGWIN" = yes || test "$MINGW32" = yes; then
  ac_cv_exeext=.exe
else
  rm -f conftest*
  echo 'int main () { return 0; }' > conftest.$ac_ext
  ac_cv_exeext=
  if { (eval echo configure:1150: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
    for file in conftest.*; do
      case $file in
      *.c | *.o | *.obj | *.ilk | *.pdb) ;;
      *) ac_cv_exeext=`echo $file | sed -e s/conftest//` ;;
      esac
    done
  else
    { echo "configure: error: installation or configuration problem: compiler cannot create executables." 1>&2; exit 1; }
  fi
  rm -f conftest*
  test x"${ac_cv_exeext}" = x && ac_cv_exeext=no
fi
fi

EXEEXT=""
test x"${ac_cv_exeext}" != xno && EXEEXT=${ac_cv_exeext}
echo "$ac_t""${ac_cv_exeext}" 1>&6
ac_exeext=$EXEEXT


#--------------------------------------------------------------------
# Check whether --enable-threads or --disable-threads was given.
#--------------------------------------------------------------------


    echo $ac_n "checking for building with threads""... $ac_c" 1>&6
echo "configure:1177: checking for building with threads" >&5
    # Check whether --enable-threads or --disable-threads was given.
if test "${enable_threads+set}" = set; then
  enableval="$enable_threads"
  tcl_ok=$enableval
else
  tcl_ok=no
fi


    if test "$tcl_ok" = "yes"; then
	echo "$ac_t""yes" 1>&6
	TCL_THREADS=1
	cat >> confdefs.h <<\EOF
#define TCL_THREADS 1
EOF

	# USE_THREAD_ALLOC tells us to try the special thread-based
	# allocator that significantly reduces lock contention
	cat >> confdefs.h <<\EOF
#define USE_THREAD_ALLOC 1
EOF

    else
	TCL_THREADS=0
	echo "$ac_t""no (default)" 1>&6
    fi
    


#--------------------------------------------------------------------
# The statements below define a collection of symbols related to
# building libtcl as a shared library instead of a static library.
#--------------------------------------------------------------------


    echo $ac_n "checking how to build libraries""... $ac_c" 1>&6
echo "configure:1214: checking how to build libraries" >&5
    # Check whether --enable-shared or --disable-shared was given.
if test "${enable_shared+set}" = set; then
  enableval="$enable_shared"
  tcl_ok=$enableval
else
  tcl_ok=yes
fi


    if test "${enable_shared+set}" = set; then
	enableval="$enable_shared"
	tcl_ok=$enableval
    else
	tcl_ok=yes
    fi

    if test "$tcl_ok" = "yes" ; then
	echo "$ac_t""shared" 1>&6
	SHARED_BUILD=1
    else
	echo "$ac_t""static" 1>&6
	SHARED_BUILD=0
	cat >> confdefs.h <<\EOF
#define STATIC_BUILD 1
EOF

    fi


#--------------------------------------------------------------------
# The statements below define a collection of compile flags.  This 
# macro depends on the value of SHARED_BUILD, and should be called
# after SC_ENABLE_SHARED checks the configure switches.
#--------------------------------------------------------------------



    # Step 0: Enable 64 bit support?

    echo $ac_n "checking if 64bit support is requested""... $ac_c" 1>&6
echo "configure:1255: checking if 64bit support is requested" >&5
    # Check whether --enable-64bit or --disable-64bit was given.
if test "${enable_64bit+set}" = set; then
  enableval="$enable_64bit"
  do64bit=$enableval
else
  do64bit=no
fi

    echo "$ac_t""$do64bit" 1>&6

    # Set some defaults (may get changed below)
    EXTRA_CFLAGS=""

    # Extract the first word of "cygpath", so it can be a program name with args.
set dummy cygpath; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1272: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CYGPATH'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CYGPATH"; then
  ac_cv_prog_CYGPATH="$CYGPATH" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_CYGPATH="cygpath -w"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_CYGPATH" && ac_cv_prog_CYGPATH="echo"
fi
fi
CYGPATH="$ac_cv_prog_CYGPATH"
if test -n "$CYGPATH"; then
  echo "$ac_t""$CYGPATH" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


    # Check for a bug in gcc's windres that causes the
    # compile to fail when a Windows native path is
    # passed into windres. The mingw toolchain requires
    # Windows native paths while Cygwin should work
    # with both. Avoid the bug by passing a POSIX
    # path when using the Cygwin toolchain.

    if test "$GCC" = "yes" && test "$CYGPATH" != "echo" ; then
	conftest=/tmp/conftest.rc
	echo "STRINGTABLE BEGIN" > $conftest
	echo "101 \"name\"" >> $conftest
	echo "END" >> $conftest

	echo $ac_n "checking for Windows native path bug in windres""... $ac_c" 1>&6
echo "configure:1314: checking for Windows native path bug in windres" >&5
	cyg_conftest=`$CYGPATH $conftest`
	if { ac_try='$RC -o conftest.res.o $cyg_conftest'; { (eval echo configure:1316: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } ; then
	    echo "$ac_t""no" 1>&6
	else
	    echo "$ac_t""yes" 1>&6
	    CYGPATH=echo
	fi
	conftest=
	cyg_conftest=
    fi